18660496

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{8513}}^1$

素因数の和:8658

約数の個数: 20

約数和(自身を含む): 36422892

約数和(自身を除く): 17762396

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 8513, 17026, 34052, 68104, 136208, 1166281, 2332562, 4665124, 9330248, 18660496]

約数ペア:

[(1, 18660496), (2, 9330248), (4, 4665124), (8, 2332562), (16, 1166281), (137, 136208), (274, 68104), (548, 34052), (1096, 17026), (2192, 8513)]